China factory fire alarm 2 wire smoke detector alarm system

China Factory Fire Alarm 2 Wire Smoke Detector for Alarm System Main Features:Power supply non-polar inputInfrared photoelectric sensorMCU processing, eliminate false alarmSMT manufacture technology, high stabilityDustproof, mothproof, anti-light interference designStainless steel shield, anti-RFI(20V/m-1GHz)Execute cr

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China Factory Fire Alarm 2 Wire Smoke Detector for Alarm System


Main Features:
Power supply non-polar input
Infrared photoelectric sensor
MCU processing, eliminate false alarm
SMT manufacture technology, high stability
Dustproof, mothproof, anti-light interference design
Stainless steel shield, anti-RFI(20V/m-1GHz)
Execute criterion:UL268, GB4715, EN54-7


 Technical specification:

Model No.

Operating voltage


Static current


Alarm current




Alarm output

Remote LED indicator


Ceiling mounted

Working environment

-10ºC~+50ºC(≤95%RH No congelation)



China Factory Fire Alarm 2 Wire Smoke Detector for Alarm System


Company Information:
Shenzhen SUMRING Technology Co. Ltd is a Hi-tech enterprise specialized in the research & development of security and fire alarm products, including PIR detector, smoke detector, gas leakage detector, Carbon Monoxide detector, fire alarm bell/strobe siren, manual call point, magnetic contact ,Bluetooth module etc

China Factory Fire Alarm 2 Wire Smoke Detector for Alarm System
Q1. Can I get one sample for test before big order?
A: Sure,you can. Please leave a message we will contact you soon.
Q2. Can I get the item less than MOQ?
A: Yes, you can and the final price will depend on your quantity.
Q3. Can I print my logo on the item?
A: Yes, please contact us.
Q4, What's the lead time when I place order?
A: Small Qty order needs5-7 working days, big Qty order usually needs 7-20 working days after payments arriving. That's depends on order Qty.

Q5,How long is your products quality warranty?
The warranty period is 2 years from the factory, if there are individual quality problems, we will replenish the customer in the next batch of orders

Our contact info:





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